[英]Javascript How to use Confirm Dialog Box onSubmit with two submit buttons on JSP
[英]How to use two confirm dialog box?
我有一個鏈接按鈕,在點擊和確認對話框上顯示一個確認對話框我必須在數據庫中搜索,如果找到值,那么它應該再次顯示確認對話框,然后確認對話框然后再次做一些搜索任務。 為了更好地理解,我附上了流程圖。
Aspx
<script language="javascript" type="text/javascript">
function confirm_payslip() {
var res = confirm("Are you sure to upload current month payslip data");
if (res) {
//return true;
document.getElementById("HiddenField1").value = "1";
var myName = <%=this.firstName%>;
if(myName==1)
{
var result = confirm("Payslip Already Uploaded. Do you want to replace it?");
if(result)
{
document.getElementById("HiddenField1").value = "2";
}
else
{
document.getElementById("HiddenField1").value = "0";
return false;
}
}
}
else {
document.getElementById("HiddenField1").value = "0";
return false;
}
return true; //document.getElementById("ctl00_ContentPlaceHolder1_div_PayTax").className = "loading";
}
</script>
<asp:LinkButton ID="lbtn_payslip" runat="server" OnClientClick="confirm_payslip();" OnClick="lbtn_payslip_Click">Upload PaySlip Data</asp:LinkButton>
<asp:HiddenField ID="HiddenField1" runat="server" />
CS頁面
public int firstName = 0;
protected void lbtn_payslip_Click(object sender, EventArgs e)
{
if (HiddenField1.Value == "1")
{
qry = "select count(*) from tbl_payslip_prn_t";
dt = con.Execute(qry);
if (dt.Rows.Count > 0)
{
firstName = 1;
}
else
{
firstName = 0;
//Do Some task
}
}
else if (HiddenField1.Value == "2")
{
//Do some task
}
else
{
firstName = 0;
return;
}
}
問題是第二個對話框以偶數運行,如第二次點擊,第四次點擊等。 那么如何實現上述任務呢?
在您的aspx上添加一個隱藏的asp:Button並附加一個事件處理程序,並在確認按鈕上單擊是時編寫您想要執行的代碼。
ClientScript.RegisterStartupScript(typeof(Page), "MyScript", "if(confirm(\"Payslip Already Uploaded. Do you want to replace it?\")){ document.getElementById('Button1').click(); }", true);
這個演示可能有幫助?
http://jsfiddle.net/r8vf9pyw/
function confirm_payslip() {
var myName = document.getElementById('myName').value;
var input = document.getElementById('HiddenField1');
var method;
var res = confirm('Are you sure to upload current month payslip data');
if (res) {
if(myName==1) {
var result = confirm("Payslip Already Uploaded. Do you want to replace it?");
if(result) {
input.value = "upload and replace it";
method = 'upload';
} else {
input.value = "file exists, do not upload";
method = 'abort';
}
} else {
input.value = "upload new file";
method = 'upload';
}
} else {
input.value = 'upload aborted';
method = 'abort';
}
if ('upload' === method) {
document.getElementById('output').innerHTML = 'Uploading...';
return true;
} else {
document.getElementById('output').innerHTML = 'Failed. Upload aborted';
return false;
}
}
我的方法有點不同,但它會讓你達到你想要的。
cs頁面:
protected void LinkButton1_Click(object sender, EventArgs e)
{
if (HiddenField1.Value.Trim() == "0")
{
return;
}
qry = "select count(*) from tbl_payslip_prn_t";
dt = con.Execute(qry);
if (dt.Rows.Count > 0)
{
ClientScript.RegisterStartupScript(typeof(Page), "exampleScript", "if(confirm(\"Payslip Already Uploaded. Do you want to replace it?\")){ document.getElementById('Button1').click(); }", true);
}
else
{
//Do Some task
}
}
protected void Button1_Click(object sender, EventArgs e)
{
//Do Some Task
}
aspx頁面:
<script type="text/javascript">
function confirm_payslip() {
var res = confirm("Are you sure to upload current month payslip data");
if (res) {
//return true;
document.getElementById("HiddenField1").value = "1";
}
else {
document.getElementById("HiddenField1").value = "0";
return;
}
}
</script>
<div>
<asp:LinkButton ID="LinkButton1" runat="server" OnClientClick="confirm_payslip();" onclick="LinkButton1_Click">LinkButton</asp:LinkButton>
</div>
<div style="display:none">
<asp:Button ID="Button1" runat="server" Text="Button"
onclick="Button1_Click" />
<asp:HiddenField ID="HiddenField1" runat="server" />
</div>
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